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10201202212 = 2215111687823
BaseRepresentation
bin10011000000000100…
…11111111000100100
3222022221100202200011
421200002133320210
5131343001432322
64404131100004
7510536534215
oct114002377044
928287322604
1010201202212
114365349233
121b88441604
13c675a5a36
146cab7940c
153ea8a3677
hex26009fe24

10201202212 has 12 divisors (see below), whose sum is σ = 17863929216. Its totient is φ = 5097222440.

The previous prime is 10201202171. The next prime is 10201202227. The reversal of 10201202212 is 21220210201.

It is a happy number.

It is a super-2 number, since 2×102012022122 (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 10201202192 and 10201202201.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 837868 + ... + 849955.

It is an arithmetic number, because the mean of its divisors is an integer number (1488660768).

Almost surely, 210201202212 is an apocalyptic number.

It is an amenable number.

10201202212 is a deficient number, since it is larger than the sum of its proper divisors (7662727004).

10201202212 is a wasteful number, since it uses less digits than its factorization.

10201202212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1689338 (or 1689336 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 10201202212 its reverse (21220210201), we get a palindrome (31421412413).

The spelling of 10201202212 in words is "ten billion, two hundred one million, two hundred two thousand, two hundred twelve".

Divisors: 1 2 4 1511 3022 6044 1687823 3375646 6751292 2550300553 5100601106 10201202212